<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img
              class="icon-img-content"
              :src="item.imgUrl"
            />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        autoplay: false
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
    @import '~styles/varibles.styl';
    @import '~styles/mixins.styl'
    .icons >>> .swiper-container
        height: 0;
        padding-bottom: 50%;
    .icons
        margin-top:.1rem
        .icon
            overflow: hidden;
            position: relative;
            float: left;
            width: 25%;
            height: 0;
            padding-bottom: 25%;
            .icon-img
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0.44rem;
                box-sizing: border-box;
                padding: 0.1rem;

                .icon-img-content
                    height: 100%;
                    display: block;
                    margin: 0 auto;

            .icon-desc
                position: absolute;
                left: 0;
                right: 0;
                bottom: 0;
                height: 0.44rem;
                line-height: 0.44rem;
                color: $darkTextColor;
                text-align: center;
                ellipsis()
</style>
